1281 lines
52 KiB
Python
1281 lines
52 KiB
Python
# -*- python-mode -*-
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# -*- coding: UTF-8 -*-
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## Copyright (C) 2012-2013 Daniel Pavel
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##
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## This program is free software; you can redistribute it and/or modify
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## it under the terms of the GNU General Public License as published by
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## the Free Software Foundation; either version 2 of the License, or
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## (at your option) any later version.
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##
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## This program is distributed in the hope that it will be useful,
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## but WITHOUT ANY WARRANTY; without even the implied warranty of
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## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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## GNU General Public License for more details.
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##
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## You should have received a copy of the GNU General Public License along
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## with this program; if not, write to the Free Software Foundation, Inc.,
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## 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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from __future__ import absolute_import, division, print_function, unicode_literals
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import math
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from copy import copy as _copy
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from logging import DEBUG as _DEBUG
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from logging import WARNING as _WARNING
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from logging import getLogger
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## use regular time instead of time_ns so as not to require Python 3.7
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# from time import time_ns as _time_ns
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from time import time as _time
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from . import hidpp20 as _hidpp20
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from . import special_keys as _special_keys
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from .common import NamedInt as _NamedInt
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from .common import NamedInts as _NamedInts
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from .common import bytes2int as _bytes2int
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from .common import int2bytes as _int2bytes
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from .common import unpack as _unpack
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from .i18n import _
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_log = getLogger(__name__)
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del getLogger
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#
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#
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#
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SENSITIVITY_IGNORE = 'ignore'
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KIND = _NamedInts(toggle=0x01, choice=0x02, range=0x04, map_choice=0x0A, multiple_toggle=0x10, multiple_range=0x40)
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class Setting(object):
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"""A setting descriptor.
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Needs to be instantiated for each specific device."""
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__slots__ = (
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'name', 'label', 'description', 'kind', 'device_kind', 'feature', 'persist', '_rw', '_validator', '_callback',
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'_device', '_value'
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)
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def __init__(self, name, rw, validator=None, callback=None, kind=None, device_kind=None, feature=None, persist=True):
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assert name
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self.name = name[0]
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self.label = name[1]
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self.description = name[2]
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self.device_kind = device_kind
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self.feature = getattr(rw, 'feature', None)
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self.persist = persist
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self._rw = rw
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assert (validator and not callback) or (not validator and callback)
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self._validator = validator
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self._callback = callback
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assert kind is None or validator is None or kind & validator.kind != 0
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self.kind = kind or getattr(validator, 'kind', None)
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def __call__(self, device):
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assert not hasattr(self, '_value')
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# combined keyboards and touchpads (e.g., K400) break this assertion so don't use it
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# assert self.device_kind is None or device.kind in self.device_kind
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p = device.protocol
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if p == 1.0:
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# HID++ 1.0 devices do not support features
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assert self._rw.kind == RegisterRW.kind
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elif p >= 2.0:
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# HID++ 2.0 devices do not support registers
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assert self._rw.kind == FeatureRW.kind
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o = _copy(self)
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if o._callback:
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o._validator = o._callback(device)
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if o._validator is None:
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return None
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assert o.kind is None or o.kind & o._validator.kind != 0
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o.kind = o.kind or o._validator.kind
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o._value = None
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o._device = device
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return o
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@property
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def choices(self):
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assert hasattr(self, '_value')
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assert hasattr(self, '_device')
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return self._validator.choices if self._validator and self._validator.kind & KIND.choice else None
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@property
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def range(self):
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assert hasattr(self, '_value')
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assert hasattr(self, '_device')
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if self._validator.kind == KIND.range:
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return (self._validator.min_value, self._validator.max_value)
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def _pre_read(self, cached, key=None):
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if self.persist and self._value is None and getattr(self._device, 'persister', None):
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# We haven't read a value from the device yet,
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# maybe we have something in the configuration.
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self._value = self._device.persister.get(self.name)
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if cached and self._value is not None:
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if self.persist and getattr(self._device, 'persister', None) and self.name not in self._device.persister:
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# If this is a new device (or a new setting for an old device),
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# make sure to save its current value for the next time.
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self._device.persister[self.name] = self._value
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def read(self, cached=True):
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assert hasattr(self, '_value')
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assert hasattr(self, '_device')
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if _log.isEnabledFor(_DEBUG):
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_log.debug('%s: settings read %r from %s', self.name, self._value, self._device)
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self._pre_read(cached)
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if cached and self._value is not None:
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return self._value
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if self._device.online:
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reply = self._rw.read(self._device)
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if reply:
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self._value = self._validator.validate_read(reply)
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if self.persist and self._device.persister and self.name not in self._device.persister:
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# Don't update the persister if it already has a value,
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# otherwise the first read might overwrite the value we wanted.
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self._device.persister[self.name] = self._value
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return self._value
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def _pre_write(self, save=True):
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# Remember the value we're trying to set, even if the write fails.
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# This way even if the device is offline or some other error occurs,
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# the last value we've tried to write is remembered in the configuration.
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if self.persist and self._device.persister and save:
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self._device.persister[self.name] = self._value
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def write(self, value, save=True):
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assert hasattr(self, '_value')
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assert hasattr(self, '_device')
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assert value is not None
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if _log.isEnabledFor(_DEBUG):
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_log.debug('%s: settings write %r to %s', self.name, value, self._device)
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if self._device.online:
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if self._value != value:
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self._value = value
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self._pre_write(save)
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current_value = None
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if self._validator.needs_current_value:
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# the validator needs the current value, possibly to merge flag values
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current_value = self._rw.read(self._device)
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data_bytes = self._validator.prepare_write(value, current_value)
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if data_bytes is not None:
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if _log.isEnabledFor(_DEBUG):
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_log.debug('%s: settings prepare write(%s) => %r', self.name, value, data_bytes)
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reply = self._rw.write(self._device, data_bytes)
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if not reply:
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# tell whomever is calling that the write failed
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return None
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return value
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def apply(self):
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assert hasattr(self, '_value')
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assert hasattr(self, '_device')
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if _log.isEnabledFor(_DEBUG):
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_log.debug('%s: apply %s (%s)', self.name, self._value, self._device)
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value = self.read(self.persist) # Don't use persisted value if setting doesn't persist
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if self.persist and value is not None: # If setting doesn't persist no need to write value just read
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self.write(value, save=False)
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def __str__(self):
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if hasattr(self, '_value'):
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assert hasattr(self, '_device')
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return '<Setting([%s:%s] %s:%s=%s)>' % (
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self._rw.kind, self._validator.kind if self._validator else None, self._device.codename, self.name, self._value
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)
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return '<Setting([%s:%s] %s)>' % (self._rw.kind, self._validator.kind if self._validator else None, self.name)
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__unicode__ = __repr__ = __str__
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class Settings(Setting):
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"""A setting descriptor for multiple choices, being a map from keys to values.
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Needs to be instantiated for each specific device."""
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def read(self, cached=True):
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assert hasattr(self, '_value')
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assert hasattr(self, '_device')
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if _log.isEnabledFor(_DEBUG):
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_log.debug('%s: settings read %r from %s', self.name, self._value, self._device)
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self._pre_read(cached)
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if cached and self._value is not None:
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return self._value
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if self._device.online:
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reply_map = {}
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for key in self._validator.choices:
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reply = self._rw.read(self._device, key)
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if reply:
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# keys are ints, because that is what the device uses,
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# encoded into strings because JSON requires strings as keys
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reply_map[str(int(key))] = self._validator.validate_read(reply, key)
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self._value = reply_map
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if self.persist and getattr(self._device, 'persister', None) and self.name not in self._device.persister:
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# Don't update the persister if it already has a value,
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# otherwise the first read might overwrite the value we wanted.
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self._device.persister[self.name] = self._value
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return self._value
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def read_key(self, key, cached=True):
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assert hasattr(self, '_value')
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assert hasattr(self, '_device')
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assert key is not None
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if _log.isEnabledFor(_DEBUG):
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_log.debug('%s: settings read %r key %r from %s', self.name, self._value, key, self._device)
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self._pre_read(cached)
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if cached and self._value is not None:
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return self._value[str(int(key))]
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if self._device.online:
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reply = self._rw.read(self._device, key)
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if reply:
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self._value[str(int(key))] = self._validator.validate_read(reply, key)
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if self.persist and getattr(self._device, 'persister', None) and self.name not in self._device.persister:
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self._device.persister[self.name] = self._value
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return self._value[str(int(key))]
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def write(self, map, save=True):
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assert hasattr(self, '_value')
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assert hasattr(self, '_device')
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assert map is not None
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if _log.isEnabledFor(_DEBUG):
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_log.debug('%s: settings write %r to %s', self.name, map, self._device)
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if self._device.online:
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self._value = map
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self._pre_write(save)
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for key, value in map.items():
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data_bytes = self._validator.prepare_write(int(key), value)
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if data_bytes is not None:
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if _log.isEnabledFor(_DEBUG):
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_log.debug('%s: settings prepare map write(%s,%s) => %r', self.name, key, value, data_bytes)
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reply = self._rw.write(self._device, int(key), data_bytes)
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if not reply:
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return None
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return map
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def write_key_value(self, key, value):
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assert hasattr(self, '_value')
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assert hasattr(self, '_device')
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assert key is not None
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assert value is not None
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if _log.isEnabledFor(_DEBUG):
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_log.debug('%s: settings write key %r value %r to %s', self.name, key, value, self._device)
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if self._device.online:
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if not self._value:
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self.read()
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try:
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data_bytes = self._validator.prepare_write(int(key), value)
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# always need to write to configuration because dictionary is shared and could have changed
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self._value[str(key)] = value
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self._pre_write()
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except ValueError:
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data_bytes = value = None
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if data_bytes is not None:
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if _log.isEnabledFor(_DEBUG):
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_log.debug('%s: settings prepare key value write(%s,%s) => %r', self.name, key, value, data_bytes)
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reply = self._rw.write(self._device, int(key), data_bytes)
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if not reply:
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# tell whomever is calling that the write failed
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return None
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return value
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class LongSettings(Setting):
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"""A setting descriptor for multiple choices, being a map from keys to values.
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Allows multiple write requests, if the options don't fit in 16 bytes.
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The validator must return a list.
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Needs to be instantiated for each specific device."""
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def read(self, cached=True):
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assert hasattr(self, '_value')
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assert hasattr(self, '_device')
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if _log.isEnabledFor(_DEBUG):
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_log.debug('%s: settings read %r from %s', self.name, self._value, self._device)
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self._pre_read(cached)
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if cached and self._value is not None:
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return self._value
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if self._device.online:
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reply_map = {}
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# Reading one item at a time. This can probably be optimised
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for item in self._validator.items:
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r = self._validator.prepare_read_item(item)
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reply = self._rw.read(self._device, r)
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if reply:
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# keys are ints, because that is what the device uses,
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# encoded into strings because JSON requires strings as keys
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reply_map[str(int(item))] = self._validator.validate_read_item(reply, item)
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self._value = reply_map
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if self.persist and getattr(self._device, 'persister', None) and self.name not in self._device.persister:
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# Don't update the persister if it already has a value,
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# otherwise the first read might overwrite the value we wanted.
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self._device.persister[self.name] = self._value
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return self._value
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def read_item(self, item, cached=True):
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assert hasattr(self, '_value')
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assert hasattr(self, '_device')
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assert item is not None
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if _log.isEnabledFor(_DEBUG):
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_log.debug('%s: settings read %r item %r from %s', self.name, self._value, item, self._device)
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self._pre_read(cached)
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if cached and self._value is not None:
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return self._value[str(int(item))]
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if self._device.online:
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r = self._validator.prepare_read_item(item)
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reply = self._rw.read(self._device, r)
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if reply:
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self._value[str(int(item))] = self._validator.validate_read_item(reply, item)
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if self.persist and getattr(self._device, 'persister', None) and self.name not in self._device.persister:
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self._device.persister[self.name] = self._value
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return self._value[str(int(item))]
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def write(self, map, save=True):
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assert hasattr(self, '_value')
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assert hasattr(self, '_device')
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assert map is not None
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if _log.isEnabledFor(_DEBUG):
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_log.debug('%s: settings write %r to %s', self.name, map, self._device)
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if self._device.online:
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self._value = map
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self._pre_write(save)
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for item, value in map.items():
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data_bytes_list = self._validator.prepare_write(self._value)
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if data_bytes_list is not None:
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for data_bytes in data_bytes_list:
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if data_bytes is not None:
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if _log.isEnabledFor(_DEBUG):
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_log.debug('%s: settings prepare map write(%s,%s) => %r', self.name, item, value, data_bytes)
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reply = self._rw.write(self._device, data_bytes)
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if not reply:
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return None
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return map
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def write_item_value(self, item, value):
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assert hasattr(self, '_value')
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assert hasattr(self, '_device')
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assert item is not None
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assert value is not None
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if _log.isEnabledFor(_DEBUG):
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_log.debug('%s: settings write item %r value %r to %s', self.name, item, value, self._device)
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if self._device.online:
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if not self._value:
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self.read()
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data_bytes = self._validator.prepare_write_item(item, value)
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self._value[str(int(item))] = value
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self._pre_write()
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if data_bytes is not None:
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if _log.isEnabledFor(_DEBUG):
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_log.debug('%s: settings prepare item value write(%s,%s) => %r', self.name, item, value, data_bytes)
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reply = self._rw.write(self._device, data_bytes)
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if not reply:
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return None
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return value
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class BitFieldSetting(Setting):
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"""A setting descriptor for a set of choices represented by one bit each, being a map from options to booleans.
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Needs to be instantiated for each specific device."""
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def read(self, cached=True):
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assert hasattr(self, '_value')
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assert hasattr(self, '_device')
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if _log.isEnabledFor(_DEBUG):
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_log.debug('%s: settings read %r from %s', self.name, self._value, self._device)
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self._pre_read(cached)
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if cached and self._value is not None:
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return self._value
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if self._device.online:
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reply_map = {}
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reply = self._do_read()
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if reply:
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# keys are ints, because that is what the device uses,
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# encoded into strings because JSON requires strings as keys
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reply_map = self._validator.validate_read(reply)
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self._value = reply_map
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if self.persist and getattr(self._device, 'persister', None) and self.name not in self._device.persister:
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# Don't update the persister if it already has a value,
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# otherwise the first read might overwrite the value we wanted.
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self._device.persister[self.name] = self._value
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return self._value
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def _do_read(self):
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return self._rw.read(self._device)
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def read_key(self, key, cached=True):
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assert hasattr(self, '_value')
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assert hasattr(self, '_device')
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assert key is not None
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if _log.isEnabledFor(_DEBUG):
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_log.debug('%s: settings read %r key %r from %s', self.name, self._value, key, self._device)
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self._pre_read(cached)
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if cached and self._value is not None:
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return self._value[str(int(key))]
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if self._device.online:
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reply = self._do_read_key(key)
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if reply:
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self._value = self._validator.validate_read(reply)
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if self.persist and getattr(self._device, 'persister', None) and self.name not in self._device.persister:
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self._device.persister[self.name] = self._value
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return self._value[str(int(key))]
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def _do_read_key(self, key):
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return self._rw.read(self._device, key)
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def write(self, map, save=True):
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assert hasattr(self, '_value')
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assert hasattr(self, '_device')
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assert map is not None
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if _log.isEnabledFor(_DEBUG):
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_log.debug('%s: settings write %r to %s', self.name, map, self._device)
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if self._device.online:
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self._value = map
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self._pre_write(save)
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data_bytes = self._validator.prepare_write(self._value)
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if data_bytes is not None:
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if _log.isEnabledFor(_DEBUG):
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_log.debug('%s: settings prepare map write(%s) => %r', self.name, self._value, data_bytes)
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# if prepare_write returns a list, write one item at a time
|
|
seq = data_bytes if isinstance(data_bytes, list) else [data_bytes]
|
|
for b in seq:
|
|
reply = self._rw.write(self._device, b)
|
|
if not reply:
|
|
return None
|
|
return map
|
|
|
|
def write_key_value(self, key, value):
|
|
assert hasattr(self, '_value')
|
|
assert hasattr(self, '_device')
|
|
assert key is not None
|
|
assert value is not None
|
|
|
|
if _log.isEnabledFor(_DEBUG):
|
|
_log.debug('%s: settings write key %r value %r to %s', self.name, key, value, self._device)
|
|
|
|
if self._device.online:
|
|
if not self._value:
|
|
self.read()
|
|
value = bool(value)
|
|
self._value[str(key)] = value
|
|
self._pre_write()
|
|
|
|
data_bytes = self._validator.prepare_write(self._value)
|
|
if data_bytes is not None:
|
|
if _log.isEnabledFor(_DEBUG):
|
|
_log.debug('%s: settings prepare key value write(%s,%s) => %r', self.name, key, str(value), data_bytes)
|
|
# if prepare_write returns a list, write one item at a time
|
|
seq = data_bytes if isinstance(data_bytes, list) else [data_bytes]
|
|
for b in seq:
|
|
reply = self._rw.write(self._device, b)
|
|
if not reply:
|
|
return None
|
|
|
|
return value
|
|
|
|
|
|
class BitFieldWithOffsetAndMaskSetting(BitFieldSetting):
|
|
"""A setting descriptor for a set of choices represented by one bit each,
|
|
each one having an offset, being a map from options to booleans.
|
|
Needs to be instantiated for each specific device."""
|
|
def _do_read(self):
|
|
return {r: self._rw.read(self._device, r) for r in self._validator.prepare_read()}
|
|
|
|
def _do_read_key(self, key):
|
|
r = self._validator.prepare_read_key(key)
|
|
return {r: self._rw.read(self._device, r)}
|
|
|
|
|
|
#
|
|
# read/write low-level operators
|
|
#
|
|
|
|
|
|
class RegisterRW(object):
|
|
__slots__ = ('register', )
|
|
|
|
kind = _NamedInt(0x01, _('register'))
|
|
|
|
def __init__(self, register):
|
|
assert isinstance(register, int)
|
|
self.register = register
|
|
|
|
def read(self, device):
|
|
return device.read_register(self.register)
|
|
|
|
def write(self, device, data_bytes):
|
|
return device.write_register(self.register, data_bytes)
|
|
|
|
|
|
class FeatureRW(object):
|
|
__slots__ = ('feature', 'read_fnid', 'write_fnid', 'prefix', 'no_reply')
|
|
|
|
kind = _NamedInt(0x02, _('feature'))
|
|
default_read_fnid = 0x00
|
|
default_write_fnid = 0x10
|
|
default_prefix = b''
|
|
|
|
def __init__(
|
|
self, feature, read_fnid=default_read_fnid, write_fnid=default_write_fnid, prefix=default_prefix, no_reply=False
|
|
):
|
|
assert isinstance(feature, _NamedInt)
|
|
self.feature = feature
|
|
self.read_fnid = read_fnid
|
|
self.write_fnid = write_fnid
|
|
self.no_reply = no_reply
|
|
self.prefix = prefix
|
|
|
|
def read(self, device, data_bytes=b''):
|
|
assert self.feature is not None
|
|
return device.feature_request(self.feature, self.read_fnid, self.prefix, data_bytes)
|
|
|
|
def write(self, device, data_bytes):
|
|
assert self.feature is not None
|
|
reply = device.feature_request(self.feature, self.write_fnid, self.prefix, data_bytes, no_reply=self.no_reply)
|
|
return reply if not self.no_reply else True
|
|
|
|
|
|
class FeatureRWMap(FeatureRW):
|
|
kind = _NamedInt(0x02, _('feature'))
|
|
default_read_fnid = 0x00
|
|
default_write_fnid = 0x10
|
|
default_key_byte_count = 1
|
|
|
|
def __init__(
|
|
self,
|
|
feature,
|
|
read_fnid=default_read_fnid,
|
|
write_fnid=default_write_fnid,
|
|
key_byte_count=default_key_byte_count,
|
|
no_reply=False
|
|
):
|
|
assert isinstance(feature, _NamedInt)
|
|
self.feature = feature
|
|
self.read_fnid = read_fnid
|
|
self.write_fnid = write_fnid
|
|
self.key_byte_count = key_byte_count
|
|
self.no_reply = no_reply
|
|
|
|
def read(self, device, key):
|
|
assert self.feature is not None
|
|
key_bytes = _int2bytes(key, self.key_byte_count)
|
|
return device.feature_request(self.feature, self.read_fnid, key_bytes)
|
|
|
|
def write(self, device, key, data_bytes):
|
|
assert self.feature is not None
|
|
key_bytes = _int2bytes(key, self.key_byte_count)
|
|
reply = device.feature_request(self.feature, self.write_fnid, key_bytes, data_bytes, no_reply=self.no_reply)
|
|
return reply if not self.no_reply else True
|
|
|
|
|
|
#
|
|
# value validators
|
|
# handle the conversion from read bytes, to setting value, and back
|
|
#
|
|
|
|
|
|
class BooleanValidator(object):
|
|
__slots__ = ('true_value', 'false_value', 'read_offset', 'mask', 'needs_current_value')
|
|
|
|
kind = KIND.toggle
|
|
default_true = 0x01
|
|
default_false = 0x00
|
|
# mask specifies all the affected bits in the value
|
|
default_mask = 0xFF
|
|
default_read_offset = 0
|
|
|
|
def __init__(self, true_value=default_true, false_value=default_false, mask=default_mask, read_offset=default_read_offset):
|
|
if isinstance(true_value, int):
|
|
assert isinstance(false_value, int)
|
|
if mask is None:
|
|
mask = self.default_mask
|
|
else:
|
|
assert isinstance(mask, int)
|
|
assert true_value & false_value == 0
|
|
assert true_value & mask == true_value
|
|
assert false_value & mask == false_value
|
|
self.needs_current_value = (mask != self.default_mask)
|
|
elif isinstance(true_value, bytes):
|
|
if false_value is None or false_value == self.default_false:
|
|
false_value = b'\x00' * len(true_value)
|
|
else:
|
|
assert isinstance(false_value, bytes)
|
|
if mask is None or mask == self.default_mask:
|
|
mask = b'\xFF' * len(true_value)
|
|
else:
|
|
assert isinstance(mask, bytes)
|
|
assert len(mask) == len(true_value) == len(false_value)
|
|
tv = _bytes2int(true_value)
|
|
fv = _bytes2int(false_value)
|
|
mv = _bytes2int(mask)
|
|
assert tv != fv # true and false might be something other than bit values
|
|
assert tv & mv == tv
|
|
assert fv & mv == fv
|
|
self.needs_current_value = any(m != b'\xFF' for m in mask)
|
|
else:
|
|
raise Exception("invalid mask '%r', type %s" % (mask, type(mask)))
|
|
|
|
self.true_value = true_value
|
|
self.false_value = false_value
|
|
self.mask = mask
|
|
self.read_offset = read_offset
|
|
|
|
def validate_read(self, reply_bytes):
|
|
reply_bytes = reply_bytes[self.read_offset:]
|
|
if isinstance(self.mask, int):
|
|
reply_value = ord(reply_bytes[:1]) & self.mask
|
|
if _log.isEnabledFor(_DEBUG):
|
|
_log.debug('BooleanValidator: validate read %r => %02X', reply_bytes, reply_value)
|
|
if reply_value == self.true_value:
|
|
return True
|
|
if reply_value == self.false_value:
|
|
return False
|
|
_log.warn(
|
|
'BooleanValidator: reply %02X mismatched %02X/%02X/%02X', reply_value, self.true_value, self.false_value,
|
|
self.mask
|
|
)
|
|
return False
|
|
|
|
count = len(self.mask)
|
|
mask = _bytes2int(self.mask)
|
|
reply_value = _bytes2int(reply_bytes[:count]) & mask
|
|
|
|
true_value = _bytes2int(self.true_value)
|
|
if reply_value == true_value:
|
|
return True
|
|
|
|
false_value = _bytes2int(self.false_value)
|
|
if reply_value == false_value:
|
|
return False
|
|
|
|
_log.warn('BooleanValidator: reply %r mismatched %r/%r/%r', reply_bytes, self.true_value, self.false_value, self.mask)
|
|
return False
|
|
|
|
def prepare_write(self, new_value, current_value=None):
|
|
if new_value is None:
|
|
new_value = False
|
|
else:
|
|
assert isinstance(new_value, bool)
|
|
|
|
to_write = self.true_value if new_value else self.false_value
|
|
|
|
if isinstance(self.mask, int):
|
|
if current_value is not None and self.needs_current_value:
|
|
to_write |= ord(current_value[:1]) & (0xFF ^ self.mask)
|
|
if current_value is not None and to_write == ord(current_value[:1]):
|
|
return None
|
|
to_write = bytes([to_write])
|
|
else:
|
|
to_write = bytearray(to_write)
|
|
count = len(self.mask)
|
|
for i in range(0, count):
|
|
b = ord(to_write[i:i + 1])
|
|
m = ord(self.mask[i:i + 1])
|
|
assert b & m == b
|
|
# b &= m
|
|
if current_value is not None and self.needs_current_value:
|
|
b |= ord(current_value[i:i + 1]) & (0xFF ^ m)
|
|
to_write[i] = b
|
|
to_write = bytes(to_write)
|
|
|
|
if current_value is not None and to_write == current_value[:len(to_write)]:
|
|
return None
|
|
|
|
if _log.isEnabledFor(_DEBUG):
|
|
_log.debug('BooleanValidator: prepare_write(%s, %s) => %r', new_value, current_value, to_write)
|
|
|
|
return to_write
|
|
|
|
|
|
class BitFieldValidator(object):
|
|
__slots__ = ('byte_count', 'options')
|
|
|
|
kind = KIND.multiple_toggle
|
|
|
|
def __init__(self, options, byte_count=None):
|
|
assert (isinstance(options, list))
|
|
self.options = options
|
|
self.byte_count = (max(x.bit_length() for x in options) + 7) // 8
|
|
if byte_count:
|
|
assert (isinstance(byte_count, int) and byte_count >= self.byte_count)
|
|
self.byte_count = byte_count
|
|
|
|
def validate_read(self, reply_bytes):
|
|
r = _bytes2int(reply_bytes[:self.byte_count])
|
|
value = {str(int(k)): False for k in self.options}
|
|
m = 1
|
|
for _ignore in range(8 * self.byte_count):
|
|
if m in self.options:
|
|
value[str(int(m))] = bool(r & m)
|
|
m <<= 1
|
|
return value
|
|
|
|
def prepare_write(self, new_value):
|
|
assert (isinstance(new_value, dict))
|
|
w = 0
|
|
for k, v in new_value.items():
|
|
if v:
|
|
w |= int(k)
|
|
return _int2bytes(w, self.byte_count)
|
|
|
|
def all_options(self):
|
|
return self.options
|
|
|
|
|
|
class BitFieldWithOffsetAndMaskValidator(object):
|
|
__slots__ = ('byte_count', 'options', '_option_from_key', '_mask_from_offset', '_option_from_offset_mask')
|
|
|
|
kind = KIND.multiple_toggle
|
|
sep = 0x01
|
|
|
|
def __init__(self, options, byte_count=None):
|
|
assert (isinstance(options, list))
|
|
# each element of options must have .offset and .mask,
|
|
# and its int representation must be its id (not its index)
|
|
self.options = options
|
|
# to retrieve the options efficiently:
|
|
self._option_from_key = {}
|
|
self._mask_from_offset = {}
|
|
self._option_from_offset_mask = {}
|
|
for opt in options:
|
|
self._option_from_key[int(opt)] = opt
|
|
try:
|
|
self._mask_from_offset[opt.offset] |= opt.mask
|
|
except KeyError:
|
|
self._mask_from_offset[opt.offset] = opt.mask
|
|
try:
|
|
mask_to_opt = self._option_from_offset_mask[opt.offset]
|
|
except KeyError:
|
|
mask_to_opt = {}
|
|
self._option_from_offset_mask[opt.offset] = mask_to_opt
|
|
mask_to_opt[opt.mask] = opt
|
|
self.byte_count = (max(x.mask.bit_length() for x in options) + 7) // 8
|
|
if byte_count:
|
|
assert (isinstance(byte_count, int) and byte_count >= self.byte_count)
|
|
self.byte_count = byte_count
|
|
|
|
def prepare_read(self):
|
|
r = []
|
|
for offset, mask in self._mask_from_offset.items():
|
|
b = (offset << (8 * (self.byte_count + 1)))
|
|
b |= (self.sep << (8 * self.byte_count)) | mask
|
|
r.append(_int2bytes(b, self.byte_count + 2))
|
|
return r
|
|
|
|
def prepare_read_key(self, key):
|
|
option = self._option_from_key.get(key, None)
|
|
if option is None:
|
|
return None
|
|
b = option.offset << (8 * (self.byte_count + 1))
|
|
b |= (self.sep << (8 * self.byte_count)) | option.mask
|
|
return _int2bytes(b, self.byte_count + 2)
|
|
|
|
def validate_read(self, reply_bytes_dict):
|
|
values = {str(int(k)): False for k in self.options}
|
|
for query, b in reply_bytes_dict.items():
|
|
offset = _bytes2int(query[0:1])
|
|
b += (self.byte_count - len(b)) * b'\x00'
|
|
value = _bytes2int(b[:self.byte_count])
|
|
mask_to_opt = self._option_from_offset_mask.get(offset, {})
|
|
m = 1
|
|
for _ignore in range(8 * self.byte_count):
|
|
if m in mask_to_opt:
|
|
values[str(int(mask_to_opt[m]))] = bool(value & m)
|
|
m <<= 1
|
|
return values
|
|
|
|
def prepare_write(self, new_value):
|
|
assert (isinstance(new_value, dict))
|
|
w = {}
|
|
for k, v in new_value.items():
|
|
option = self._option_from_key[int(k)]
|
|
if option.offset not in w:
|
|
w[option.offset] = 0
|
|
if v:
|
|
w[option.offset] |= option.mask
|
|
return [
|
|
_int2bytes((offset << (8 * (2 * self.byte_count + 1)))
|
|
| (self.sep << (16 * self.byte_count))
|
|
| (self._mask_from_offset[offset] << (8 * self.byte_count))
|
|
| value, 2 * self.byte_count + 2) for offset, value in w.items()
|
|
]
|
|
|
|
def all_options(self):
|
|
return [int(opt) if isinstance(opt, int) else opt.as_int() for opt in self.options]
|
|
|
|
|
|
class ChoicesValidator(object):
|
|
kind = KIND.choice
|
|
"""Translates between NamedInts and a byte sequence.
|
|
:param choices: a list of NamedInts
|
|
:param byte_count: the size of the derived byte sequence. If None, it
|
|
will be calculated from the choices."""
|
|
def __init__(self, choices, byte_count=None, read_skip_byte_count=None, write_prefix_bytes=b''):
|
|
assert choices is not None
|
|
assert isinstance(choices, _NamedInts)
|
|
assert len(choices) > 1
|
|
self.choices = choices
|
|
self.needs_current_value = False
|
|
|
|
max_bits = max(x.bit_length() for x in choices)
|
|
self._byte_count = (max_bits // 8) + (1 if max_bits % 8 else 0)
|
|
if byte_count:
|
|
assert self._byte_count <= byte_count
|
|
self._byte_count = byte_count
|
|
assert self._byte_count < 8
|
|
self._read_skip_byte_count = read_skip_byte_count if read_skip_byte_count else 0
|
|
self._write_prefix_bytes = write_prefix_bytes if write_prefix_bytes else b''
|
|
assert self._byte_count + self._read_skip_byte_count <= 14
|
|
assert self._byte_count + len(self._write_prefix_bytes) <= 14
|
|
|
|
def validate_read(self, reply_bytes):
|
|
reply_value = _bytes2int(reply_bytes[self._read_skip_byte_count:self._read_skip_byte_count + self._byte_count])
|
|
valid_value = self.choices[reply_value]
|
|
assert valid_value is not None, '%s: failed to validate read value %02X' % (self.__class__.__name__, reply_value)
|
|
return valid_value
|
|
|
|
def prepare_write(self, new_value, current_value=None):
|
|
if new_value is None:
|
|
choice = self.choices[:][0]
|
|
else:
|
|
if isinstance(new_value, int):
|
|
choice = self.choices[new_value]
|
|
elif int(new_value) in self.choices:
|
|
choice = self.choices[int(new_value)]
|
|
elif new_value in self.choices:
|
|
choice = self.choices[new_value]
|
|
else:
|
|
raise ValueError(new_value)
|
|
|
|
if choice is None:
|
|
raise ValueError('invalid choice %r' % new_value)
|
|
assert isinstance(choice, _NamedInt)
|
|
return self._write_prefix_bytes + choice.bytes(self._byte_count)
|
|
|
|
|
|
class ChoicesMapValidator(ChoicesValidator):
|
|
kind = KIND.map_choice
|
|
|
|
def __init__(
|
|
self,
|
|
choices_map,
|
|
key_byte_count=None,
|
|
byte_count=None,
|
|
read_skip_byte_count=0,
|
|
write_prefix_bytes=b'',
|
|
extra_default=None,
|
|
mask=-1,
|
|
activate=0
|
|
):
|
|
assert choices_map is not None
|
|
assert isinstance(choices_map, dict)
|
|
max_key_bits = 0
|
|
max_value_bits = 0
|
|
for key, choices in choices_map.items():
|
|
assert isinstance(key, _NamedInt)
|
|
assert isinstance(choices, list)
|
|
max_key_bits = max(max_key_bits, key.bit_length())
|
|
for key_value in choices:
|
|
assert isinstance(key_value, _NamedInt)
|
|
max_value_bits = max(max_value_bits, key_value.bit_length())
|
|
self._key_byte_count = (max_key_bits + 7) // 8
|
|
if key_byte_count:
|
|
assert self._key_byte_count <= key_byte_count
|
|
self._key_byte_count = key_byte_count
|
|
self._byte_count = (max_value_bits + 7) // 8
|
|
if byte_count:
|
|
assert self._byte_count <= byte_count
|
|
self._byte_count = byte_count
|
|
self.choices = choices_map
|
|
self.needs_current_value = False
|
|
self.extra_default = extra_default
|
|
self._read_skip_byte_count = read_skip_byte_count if read_skip_byte_count else 0
|
|
self._write_prefix_bytes = write_prefix_bytes if write_prefix_bytes else b''
|
|
self.activate = activate
|
|
self.mask = mask
|
|
assert self._byte_count + self._read_skip_byte_count + self._key_byte_count <= 14
|
|
assert self._byte_count + len(self._write_prefix_bytes) + self._key_byte_count <= 14
|
|
|
|
def validate_read(self, reply_bytes, key):
|
|
start = self._key_byte_count + self._read_skip_byte_count
|
|
end = start + self._byte_count
|
|
reply_value = _bytes2int(reply_bytes[start:end]) & self.mask
|
|
# reprogrammable keys starts out as 0, which is not a choice, so don't use assert here
|
|
if self.extra_default is not None and self.extra_default == reply_value:
|
|
return int(self.choices[key][0])
|
|
assert reply_value in self.choices[
|
|
key], '%s: failed to validate read value %02X' % (self.__class__.__name__, reply_value)
|
|
return reply_value
|
|
|
|
def prepare_write(self, key, new_value):
|
|
choices = self.choices.get(key)
|
|
if choices is None or (new_value not in choices and new_value != self.extra_default):
|
|
_log.error('invalid choice %r for %s', new_value, key)
|
|
return None
|
|
new_value = new_value | self.activate
|
|
return self._write_prefix_bytes + new_value.to_bytes(self._byte_count, 'big')
|
|
|
|
|
|
class RangeValidator(object):
|
|
__slots__ = ('min_value', 'max_value', 'flag', '_byte_count', 'needs_current_value')
|
|
|
|
kind = KIND.range
|
|
"""Translates between integers and a byte sequence.
|
|
:param min_value: minimum accepted value (inclusive)
|
|
:param max_value: maximum accepted value (inclusive)
|
|
:param byte_count: the size of the derived byte sequence. If None, it
|
|
will be calculated from the range."""
|
|
def __init__(self, min_value, max_value, byte_count=None):
|
|
assert max_value > min_value
|
|
self.min_value = min_value
|
|
self.max_value = max_value
|
|
self.needs_current_value = False
|
|
|
|
self._byte_count = math.ceil(math.log(max_value + 1, 256))
|
|
if byte_count:
|
|
assert self._byte_count <= byte_count
|
|
self._byte_count = byte_count
|
|
assert self._byte_count < 8
|
|
|
|
def validate_read(self, reply_bytes):
|
|
reply_value = _bytes2int(reply_bytes[:self._byte_count])
|
|
assert reply_value >= self.min_value, '%s: failed to validate read value %02X' % (self.__class__.__name__, reply_value)
|
|
assert reply_value <= self.max_value, '%s: failed to validate read value %02X' % (self.__class__.__name__, reply_value)
|
|
return reply_value
|
|
|
|
def prepare_write(self, new_value, current_value=None):
|
|
if new_value < self.min_value or new_value > self.max_value:
|
|
raise ValueError('invalid choice %r' % new_value)
|
|
return _int2bytes(new_value, self._byte_count)
|
|
|
|
|
|
class MultipleRangeValidator:
|
|
|
|
kind = KIND.multiple_range
|
|
|
|
def __init__(self, items, sub_items):
|
|
assert isinstance(items, list) # each element must have .index and its __int__ must return its id (not its index)
|
|
assert isinstance(sub_items, dict)
|
|
# sub_items: items -> class with .minimum, .maximum, .length (in bytes), .id (a string) and .widget (e.g. 'Scale')
|
|
self.items = items
|
|
self._item_from_id = {int(k): k for k in items}
|
|
self.sub_items = sub_items
|
|
|
|
def prepare_read_item(self, item):
|
|
return _int2bytes((self._item_from_id[int(item)].index << 1) | 0xFF, 2)
|
|
|
|
def validate_read_item(self, reply_bytes, item):
|
|
item = self._item_from_id[int(item)]
|
|
start = 0
|
|
value = {}
|
|
for sub_item in self.sub_items[item]:
|
|
r = reply_bytes[start:start + sub_item.length]
|
|
if len(r) < sub_item.length:
|
|
r += b'\x00' * (sub_item.length - len(value))
|
|
v = _bytes2int(r)
|
|
if not (sub_item.minimum < v < sub_item.maximum):
|
|
_log.warn(
|
|
f'{self.__class__.__name__}: failed to validate read value for {item}.{sub_item}: ' +
|
|
f'{v} not in [{sub_item.minimum}..{sub_item.maximum}]'
|
|
)
|
|
value[str(sub_item)] = v
|
|
start += sub_item.length
|
|
return value
|
|
|
|
def prepare_write(self, value):
|
|
seq = []
|
|
w = b''
|
|
for item in value.keys():
|
|
_item = self._item_from_id[int(item)]
|
|
b = _int2bytes(_item.index, 1)
|
|
for sub_item in self.sub_items[_item]:
|
|
try:
|
|
v = value[str(int(item))][str(sub_item)]
|
|
except KeyError:
|
|
return None
|
|
if not (sub_item.minimum <= v <= sub_item.maximum):
|
|
raise ValueError(
|
|
f'invalid choice for {item}.{sub_item}: {v} not in [{sub_item.minimum}..{sub_item.maximum}]'
|
|
)
|
|
b += _int2bytes(v, sub_item.length)
|
|
if len(w) + len(b) > 15:
|
|
seq.append(b + b'\xFF')
|
|
w = b''
|
|
w += b
|
|
seq.append(w + b'\xFF')
|
|
return seq
|
|
|
|
def prepare_write_item(self, item, value):
|
|
_item = self._item_from_id[int(item)]
|
|
w = _int2bytes(_item.index, 1)
|
|
for sub_item in self.sub_items[_item]:
|
|
try:
|
|
v = value[str(sub_item)]
|
|
except KeyError:
|
|
return None
|
|
if not (sub_item.minimum <= v <= sub_item.maximum):
|
|
raise ValueError(f'invalid choice for {item}.{sub_item}: {v} not in [{sub_item.minimum}..{sub_item.maximum}]')
|
|
w += _int2bytes(v, sub_item.length)
|
|
return w + b'\xFF'
|
|
|
|
|
|
class ActionSettingRW(object):
|
|
"""Special RW class for settings that turn on and off special processing when a key or button is depressed"""
|
|
def __init__(self, name, divert_setting_name):
|
|
self.name = name
|
|
self.divert_setting_name = divert_setting_name
|
|
self.kind = FeatureRW.kind # pretend to be FeatureRW as required for HID++ 2.0 devices
|
|
self.device = None
|
|
self.key = None
|
|
self.active = False
|
|
self.pressed = False
|
|
|
|
def press_action(self): # action to take when key is pressed
|
|
pass
|
|
|
|
def release_action(self): # action to take when key is released
|
|
pass
|
|
|
|
def move_action(self, dx, dy): # action to take when mouse is moved while key is down
|
|
pass
|
|
|
|
def read(self, device): # need to return bytes, as if read from device
|
|
return _int2bytes(self.key, 2) if self.active else b'\x00\x00'
|
|
|
|
def write(self, device, data_bytes):
|
|
def handler(device, n): # Called on notification events from the device
|
|
if n.sub_id < 0x40 and device.features[n.sub_id] == _hidpp20.FEATURE.REPROG_CONTROLS_V4:
|
|
if n.address == 0x00:
|
|
cids = _unpack('!HHHH', n.data[:8])
|
|
if not self.pressed and int(self.key.key) in cids:
|
|
self.pressed = True
|
|
self.press_action()
|
|
elif self.pressed and int(self.key.key) not in cids:
|
|
self.pressed = False
|
|
self.release_action()
|
|
elif n.address == 0x10:
|
|
if self.pressed:
|
|
dx, dy = _unpack('!hh', n.data[:4])
|
|
self.move_action(dx, dy)
|
|
|
|
divertSetting = next(filter(lambda s: s.name == self.divert_setting_name, device.settings), None)
|
|
self.device = device
|
|
key = _bytes2int(data_bytes)
|
|
if key: # Enable
|
|
self.key = next((k for k in device.keys if k.key == key), None)
|
|
if self.key:
|
|
self.active = True
|
|
divertSetting.write_key_value(int(self.key.key), 1)
|
|
device.add_notification_handler(self.name, handler)
|
|
from solaar.ui import status_changed as _status_changed
|
|
_status_changed(device, refresh=True) # update main window
|
|
else:
|
|
_log.error('cannot enable %s on %s for key %s', self.name, device, key)
|
|
else: # Disable
|
|
if self.active:
|
|
self.active = False
|
|
divertSetting.write_key_value(int(self.key.key), 0)
|
|
from solaar.ui import status_changed as _status_changed
|
|
_status_changed(device, refresh=True) # update main window
|
|
try:
|
|
device.remove_notification_handler(self.name)
|
|
except Exception:
|
|
if _log.isEnabledFor(_WARNING):
|
|
_log.warn('cannot disable %s on %s', self.name, device)
|
|
return True
|
|
|
|
|
|
# Turn diverted mouse movement events into a mouse gesture
|
|
#
|
|
# Uses the following FSM.
|
|
# At initialization, we go into `start` state and begin accumulating displacement.
|
|
# If terminated in this state, we report back no movement.
|
|
# If the mouse moves enough, we go into the `moved` state run the progress function.
|
|
# If terminated in this state, we report back how much movement.
|
|
class DivertedMouseMovement(object):
|
|
def __init__(self, device, dpi_name, key):
|
|
self.device = device
|
|
self.key = key
|
|
self.dx = 0.
|
|
self.dy = 0.
|
|
self.fsmState = 'idle'
|
|
self.dpiSetting = next(filter(lambda s: s.name == dpi_name, device.settings), None)
|
|
self.data = [0]
|
|
self.lastEv = 0.
|
|
self.skip = False
|
|
|
|
@staticmethod
|
|
def notification_handler(device, n):
|
|
"""Called on notification events from the mouse."""
|
|
if n.sub_id < 0x40 and device.features[n.sub_id] == _hidpp20.FEATURE.REPROG_CONTROLS_V4:
|
|
state = device._divertedMMState
|
|
assert state
|
|
if n.address == 0x00:
|
|
cid1, cid2, cid3, cid4 = _unpack('!HHHH', n.data[:8])
|
|
state.handle_keys_event({cid1, cid2, cid3, cid4})
|
|
elif n.address == 0x10:
|
|
dx, dy = _unpack('!hh', n.data[:4])
|
|
state.handle_move_event(dx, dy)
|
|
|
|
def push_mouse_event(self):
|
|
x = int(self.dx)
|
|
y = int(self.dy)
|
|
if x == 0 and y == 0:
|
|
return
|
|
self.data.append(0)
|
|
self.data.append(x)
|
|
self.data.append(y)
|
|
self.data[0] += 1
|
|
self.dx = 0.
|
|
self.dy = 0.
|
|
|
|
def handle_move_event(self, dx, dy):
|
|
# This multiplier yields a more-or-less DPI-independent dx of about 5/cm
|
|
# The multiplier could be configurable to allow adjusting dx
|
|
now = _time() * 1000 # _time_ns() / 1e6
|
|
dpi = self.dpiSetting.read() if self.dpiSetting else 1000
|
|
dx = float(dx) / float(dpi) * 15.
|
|
self.dx += dx
|
|
dy = float(dy) / float(dpi) * 15.
|
|
self.dy += dy
|
|
if now - self.lastEv > 50. and not self.skip:
|
|
self.push_mouse_event()
|
|
self.lastEv = now
|
|
self.skip = False
|
|
if self.fsmState == 'pressed':
|
|
if abs(self.dx) >= 1. or abs(self.dy) >= 1.:
|
|
self.fsmState = 'moved'
|
|
|
|
def handle_keys_event(self, cids):
|
|
if self.fsmState == 'idle':
|
|
if self.key in cids:
|
|
self.fsmState = 'pressed'
|
|
self.dx = 0.
|
|
self.dy = 0.
|
|
self.lastEv = _time() * 1000 # _time_ns() / 1e6
|
|
self.skip = True
|
|
elif self.fsmState == 'pressed' or self.fsmState == 'moved':
|
|
if self.key not in cids:
|
|
# emit mouse gesture notification
|
|
from .base import _HIDPP_Notification as _HIDPP_Notification
|
|
from .common import pack as _pack
|
|
from .diversion import process_notification as _process_notification
|
|
self.push_mouse_event()
|
|
payload = _pack('!' + (len(self.data) * 'h'), *self.data)
|
|
notification = _HIDPP_Notification(0, 0, 0, 0, payload)
|
|
_process_notification(self.device, self.device.status, notification, _hidpp20.FEATURE.MOUSE_GESTURE)
|
|
self.data.clear()
|
|
self.data.append(0)
|
|
self.fsmState = 'idle'
|
|
else:
|
|
last = (cids - {self.key, 0})
|
|
if len(last) != 0:
|
|
self.push_mouse_event()
|
|
self.data.append(1)
|
|
self.data.append(list(last)[0])
|
|
self.data[0] += 1
|
|
self.lastEv = _time() * 1000 # _time_ns() / 1e6
|
|
return True
|
|
|
|
|
|
MouseGestureKeys = [
|
|
_special_keys.CONTROL.Mouse_Gesture_Button,
|
|
_special_keys.CONTROL.MultiPlatform_Gesture_Button,
|
|
]
|
|
|
|
|
|
class DivertedMouseMovementRW(object):
|
|
def __init__(self, dpi_name, divert_name):
|
|
self.kind = FeatureRW.kind # pretend to be FeatureRW as required for HID++ 2.0 devices
|
|
self.dpi_name = dpi_name
|
|
self.divert_name = divert_name
|
|
self.key = None
|
|
|
|
def read(self, device): # need to return bytes, as if read from device
|
|
return _int2bytes(device._divertedMMState.key, 2) if '_divertedMMState' in device.__dict__ else b'\x00\x00'
|
|
|
|
def write(self, device, data_bytes):
|
|
def handler(device, n):
|
|
"""Called on notification events from the mouse."""
|
|
if n.sub_id < 0x40 and device.features[n.sub_id] == _hidpp20.FEATURE.REPROG_CONTROLS_V4:
|
|
state = device._divertedMMState
|
|
if n.address == 0x00:
|
|
cid1, cid2, cid3, cid4 = _unpack('!HHHH', n.data[:8])
|
|
x = state.handle_keys_event({cid1, cid2, cid3, cid4})
|
|
if x:
|
|
return True
|
|
elif n.address == 0x10:
|
|
dx, dy = _unpack('!hh', n.data[:4])
|
|
state.handle_move_event(dx, dy)
|
|
|
|
key = _bytes2int(data_bytes)
|
|
if key: # enable
|
|
# Enable HID++ events on moving the mouse while button held
|
|
self.key = next((k for k in device.keys if k.key == key), None)
|
|
if self.key:
|
|
self.key.set_rawXY_reporting(True)
|
|
divertSetting = next(filter(lambda s: s.name == self.divert_name, device.settings), None)
|
|
divertSetting.write_key_value(int(self.key.key), 1)
|
|
from solaar.ui import status_changed as _status_changed
|
|
_status_changed(device, refresh=True) # update main window
|
|
# Store our variables in the device object
|
|
device._divertedMMState = DivertedMouseMovement(device, self.dpi_name, self.key.key)
|
|
device.add_notification_handler('diverted-mouse-movement-handler', handler)
|
|
return True
|
|
else:
|
|
_log.error('cannot enable diverted mouse movement on %s for key %s', device.name, key)
|
|
else: # disable
|
|
if self.key:
|
|
self.key.set_rawXY_reporting(False)
|
|
divertSetting = next(filter(lambda s: s.name == self.divert_name, device.settings), None)
|
|
divertSetting.write_key_value(int(self.key.key), 0)
|
|
from solaar.ui import status_changed as _status_changed
|
|
_status_changed(device, refresh=True) # update main window
|
|
self.key = None
|
|
try:
|
|
device.remove_notification_handler('diverted-mouse-movement-handler')
|
|
except Exception:
|
|
pass
|
|
if hasattr(device, '_divertedMMState'):
|
|
del device._divertedMMState
|
|
return True
|
|
|
|
|
|
def apply_all_settings(device):
|
|
persister = getattr(device, 'persister', None)
|
|
sensitives = persister.get('_sensitive', {}) if persister else {}
|
|
for s in device.settings:
|
|
ignore = sensitives.get(s.name, False)
|
|
if ignore != SENSITIVITY_IGNORE:
|
|
s.apply()
|